Process of manufacturing tire-covers.



PATENTED JULY 31 190d H. 201mm,, PROCESS OF MANUFACTURING rmmovzas.

APPLICATION IILED SBPT.13,1904.

of manufaeturingtire co iTNITED" STATES PATENT 1 OFFICE.

.- EMIL' ZOHLEN, OECREFEL-D, GERMANY.

To all whom it may vong'iern: Be it known that I, EMIL'ZOHL N,v asnb-vject of the German Emperor an'dfa-resiident of Crefeld, Germany, haveinvented oer.- tain new and useful I m rovem entsinPro c esses ofManufacturing Dire-Covers, which the following is a specification; 1

; The present invent 'o' relates covers'for automobiles;

The' essential feature f d the a ism-bad process of "manufacturin suchtire-covers 1 consists in cutting outfo abide-concentric 'i fa' ii li qd; th 'h eiss e eis 1 1 rings; which are then pressed on suitable masecti'ojnof fthe coverand thereupon submitted" toff a ohrome tanningprocess. ,It is d se 'dufi gfi spi -P Oi ti0 70fa h cover f;

chinesinto theformy required for the cross s. to, protect the thevpressing the r ngs 011 prefera ly P rig; the pro- I ff-"ectlonsareallowed" 0 emaino theipressed ersed-lmtosthe 'de', {when the same szp'arts rotect- 1 n: ,theaccom the hide is-eut a oonoentrio-ring a,',.as

. t il h sha 59 itiin every'p'ait. Thereupo pres's ihg pieees toprocesses" e'spee1a 11'y tirev H hichengagethe; jo' fthe 611. 7ag in bcm g lii o c wi h jthe tanning -liquid'nso t 'heSb en-{Putonth 'pfol e ne sa tf PQ Y P Q a, must beoomposed of single parts, so that after thepressing they ca'nbe easily takenofi 5 r em We tt i iwii ssii i e shows'the ring from whichithe 'coy'eris made;

- I iandfEig's. 2",: 3, and 4 show' ;vario.us steps in v the' process ofproducing ftheimproved tire-.

' ,finallyf immersing they-ring into a tanninjg PROCESS or MANUFACTURINGtlm-z-ccovzasfij v Specificationof Letters ratna =J ?atented a y-1,1906. Ap umimmea se emta laieoe serinmzzasmw or checks are forced fromoutside-against, the ring I), so-that the hide ke" pIGSPOIldlllgzliOjthB cross-Sectio fthe} cover tobe produced; Thepresslngpieees-fc care J into that shown in- 1*ig:]3,\sothatthematerial, is first pressed invthe'f "lnrliull'dle" ionthe ring I).Then the pressing-pieces a ictaref" 'pres'sedfin the same mannerandthen' the lpr'essing pieees 0 c In this way the material js pressedinto the space which exists between the ressing-pieces c c and '0 asseen in Fig.

2; ow if finally the pressing-pieces a proi Yyided withlprojeetions 0are pressed against the hide, the projections a of the cover for the rimof the felly are formed. Any suit able mechanical means may be used forIIIQVlIIg' BJld guiding the pressing-pieces.

' 'nthehide is pressedso far as shown is-taken out of the mold and imtothe tanning liquid) During the 7 I I H p roeess' the projections a areto be proteete ,"as already stated, against coming ncontact' with thetanning liquid, and. the

ffo rin' the; projections, with the hide into, the

' tanning a paratus. The pressing-pieces c c t's may e held together byany suitable I -means, such as clamps d and screws '0. The 1pressing-ring b, as Well as the pressingepieces orout of thepressedring. a v What I claim as myf'nv'ention',.anddes1re vto secure by UnitedStates Letters Patent, 9Q 1s 1 a f 1 The herein-described process ofmanu-q v facturing tireoovers,"which consists in forn -l 'in'gftojthering the form, for the cover, 1 0. be produced; then 1 protecting theedges ofirthe ring; and finally subjecting the irmg to the action ofatannin liqui 1 2. The herein-(ascribed process of marin facturingtire-covers, whieh oonsists'inform- {ing-froma' hide a'eoncentric ring,then plac .tofthe ring theifo'rmffor thecoV'er to e pro- {dueed-,thenremovingthe parts of the -mold v covering thefoentral portion of "thering, 'and" first moved from thepositio'rizshownin i 2 Q a 60":

ing froma hide a concentriering', then impart- I I .i n' r h n'asui a lm ldan m' ar I Y I 3. The herein-described process of Insnu- Theforegoing specification signed at c relifiuid fifile the edges of thering are still in and finally subjecting the ringto the action t e mo ofa tannmg hqmd. I fscturing tire-covers, which consists in formfeld,Germany, this 29th day of Au st, 1904. 5 ing from 2 hide a concentricrin then ime EMIL ZO EN.

. arting to the ring the form for t 6 cover to In presence of 0produced, then bunching the ring at the N WALTER VON 'AUER, edges, thanpretecting the edges of the ring, 1 W. BRUCE WALLACE. I."

